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-rw-r--r--net/mac80211/tx.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c
index 2ef0e19b06bb..f476aa6a771d 100644
--- a/net/mac80211/tx.c
+++ b/net/mac80211/tx.c
@@ -1230,6 +1230,21 @@ static bool ieee80211_tx_frags(struct ieee80211_local *local,
spin_lock_irqsave(&local->queue_stop_reason_lock, flags);
if (local->queue_stop_reasons[q] ||
(!txpending && !skb_queue_empty(&local->pending[q]))) {
+ if (unlikely(info->flags &
+ IEEE80211_TX_INTFL_OFFCHAN_TX_OK &&
+ local->queue_stop_reasons[q] &
+ ~BIT(IEEE80211_QUEUE_STOP_REASON_OFFCHANNEL))) {
+ /*
+ * Drop off-channel frames if queues are stopped
+ * for any reason other than off-channel
+ * operation. Never queue them.
+ */
+ spin_unlock_irqrestore(
+ &local->queue_stop_reason_lock, flags);
+ ieee80211_purge_tx_queue(&local->hw, skbs);
+ return true;
+ }
+
/*
* Since queue is stopped, queue up frames for later
* transmission from the tx-pending tasklet when the